No official "Nano Lite" exists from Microsoft. The closest official product was (for low-cost devices) and Windows Embedded 8 Industry Pro (for kiosks/ATMs). Both are now out of support.
Developers strip out nearly everything non-essential. This usually includes: Windows 8 Super Nano Lite LINK
It was hauntingly fast. There was no Cortana, no telemetry, no pre-installed games—just the raw, crystalline heart of the NT kernel. The OS used only 80MB of RAM. The netbook, which had been a paperweight for a decade, hummed with a predatory energy. It felt less like a computer and more like a scalpel. No official "Nano Lite" exists from Microsoft
The download was impossibly small—only 150MB. Elias flashed it to a worn-out USB drive and held his breath. Most "Lite" versions of Windows were just stripped-down shells that crashed if you looked at them wrong. But "Super Nano" was different. Developers strip out nearly everything non-essential